NVIDIA GeForce 920MX vs AMD Radeon HD 6990M Rebrand

VS

NVIDIA GeForce 920MX

AMD Radeon HD 6990M Rebrand

We compared two Mobile platform GPUs: 2GB VRAM GeForce 920MX and 1024MB VRAM Radeon HD 6990M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 920MX 's Advantages

Released 4 years and 8 months late

Boost Clock993MHz

More VRAM (2GB vs 1024GB)

Lower TDP (16W vs 100W)

AMD Radeon HD 6990M Rebrand 's Advantages

Larger VRAM bandwidth (70.40GB/s vs 14.40GB/s)

544 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 920MX

0.508 TFLOPS

Radeon HD 6990M Rebrand +151%

1.28 TFLOPS

GeForce 920MX

VS

Radeon HD 6990M Rebrand

Graphics Card

Mar 2016

Release Date

Jul 2011

GeForce 900M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

965 MHz

Base Clock

-

993 MHz

Boost Clock

-

900 MHz

Memory Clock

1100 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

70.40GB/s

Render Config

-

Compute Units

14

-

256

Shading Units

800

24

TMUs

40

8

ROPs

16

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

7.944 GPixel/s

Pixel Rate

12.80 GPixel/s

23.83 GTexel/s

Texture Rate

32.00 GTexel/s

-

508.4 GFLOPS

FP32 (float)

1280 GFLOPS

15.89 GFLOPS

FP64 (double)

-

Board Design

16W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM108

GPU Name

Broadway

N16V-GMR1-S

GPU Variant

Broadway XTX

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

1.04 billion

Unknown

Die Size

166 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

5.0

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